Process for the production of a hydrogenation catalyst
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United States of America Patent
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Mar 31, 1998
Grant Date -
N/A
app pub date -
Dec 16, 1996
filing date -
Dec 27, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A hydrogenation catalyst based on an alloy of aluminum and of a transition metal is prepared by preparing a kneaded material from the alloy and an assistant, converting the kneaded material into moldings, calcining the moldings and treating the calcined moldings with an alkali metal hydroxide, by a process in which the assistant used is (a) polyvinyl alcohol and water or (b) stearic acid, and the catalyst prepared according to the invention is used for hydrogenation and hydrogenolysis, in particular the partial hydrogenation of aliphatic alpha,omega-dinitriles to aliphatic alpha,omega-aminonitriles.
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